GIGAMEDIA LIMITED - ORDINARY SHARESNASDAQ:​GIGM

GIGM Stock Chart

Also known like unusual volume is a traditional way to pick stocks because something is happening here, somebody have a big interest here and he or they bought a big quantity of shares the same day and this generally drives the price up.
Other aspect to take into account is
Shares Outstanding: 11.05 Mil
Float: 8.22 Mil
Mean Volume: 84,972
This info is relevant ...